中国高中的教室里，炎热的晚上，晚自习时，风扇在顶上

In the classroom of Chinese high school, on a hot night, during the evening selfstudy, the fan turns on the top, there is a pair of male and female deskmates looking at each other and chatting, the air is filled with ambiguity and restlessness, girls wear shorts and boys wear white shirts